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22.1.23.16 Instruction mgetsel

Synopsys:

mgetsel

Given a map-able value in the TOS, push the number of elements to which its mapping is bounded to. If the value is not mapped, or if it is not bounded by number of elements, push PVM_NULL.

Note that only array values can have mappings bounded by number of elements.

Stack: ( VAL -- VAL ULONG )